Analysis

  • max time kernel
    143s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 00:26

General

  • Target

    9f501968d716e102a805e3a1a5f8ff158a4d2d2a10425e9d0be05addc3551ae4.exe

  • Size

    1.8MB

  • MD5

    b3e0273a69e380d4fa414d74a4a180d1

  • SHA1

    f1c9249dc9a83e63d85a8373ddbf3e0a0d0063b1

  • SHA256

    9f501968d716e102a805e3a1a5f8ff158a4d2d2a10425e9d0be05addc3551ae4

  • SHA512

    fb8c1311ad4ba3ea8fec6028c3b9046bffc50f0257fc4ffacf9c1f7ea3f4ae98db98718fe1eebd40292385b36634c921cfa8f54d5e724aa5425f72b0f44e2ecb

  • SSDEEP

    49152:9UltKu0OGGK3oq+g8he3lGHge3a9a/9Onay:9UYaU9x82GD/Ua

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9f501968d716e102a805e3a1a5f8ff158a4d2d2a10425e9d0be05addc3551ae4.exe
    "C:\Users\Admin\AppData\Local\Temp\9f501968d716e102a805e3a1a5f8ff158a4d2d2a10425e9d0be05addc3551ae4.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      "C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:3956
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1676
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4236,i,18261153038209191383,10347744459236715365,262144 --variations-seed-version --mojo-platform-channel-handle=3944 /prefetch:8
    1⤵
      PID:3556
    • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      1⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1380
    • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
      1⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:2600

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

      Filesize

      1.8MB

      MD5

      b3e0273a69e380d4fa414d74a4a180d1

      SHA1

      f1c9249dc9a83e63d85a8373ddbf3e0a0d0063b1

      SHA256

      9f501968d716e102a805e3a1a5f8ff158a4d2d2a10425e9d0be05addc3551ae4

      SHA512

      fb8c1311ad4ba3ea8fec6028c3b9046bffc50f0257fc4ffacf9c1f7ea3f4ae98db98718fe1eebd40292385b36634c921cfa8f54d5e724aa5425f72b0f44e2ecb

    • memory/552-16-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/552-1-0x0000000077874000-0x0000000077876000-memory.dmp

      Filesize

      8KB

    • memory/552-2-0x0000000000731000-0x000000000075F000-memory.dmp

      Filesize

      184KB

    • memory/552-3-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/552-5-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/552-0-0x0000000000730000-0x0000000000BEE000-memory.dmp

      Filesize

      4.7MB

    • memory/1380-35-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/1380-34-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/1676-21-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/1676-23-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/1676-24-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/2600-43-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/2600-45-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-27-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-19-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-25-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-28-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-29-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-30-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-31-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-32-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-22-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-26-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-36-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-37-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-38-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-39-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-40-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-20-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-42-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-17-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-46-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB

    • memory/3956-47-0x0000000000580000-0x0000000000A3E000-memory.dmp

      Filesize

      4.7MB